<!DOCTYPE html>
<html>
	<head>
		<meta charset="utf-8">
		<title>表单学习</title>
	</head>
	<body>
		<form>
			用户名：<input type="text"/> <br>
			密码：<input type="password" /> <br>
			性别：<label for="nj">男</label><input type="radio" name="sex" id="nj" /> &nbsp;女<input type="radio" name="sex"/>
		</form>
	</body>
</html>
